A
Planets revolve around the sun because of the force of _?_
gravity
God designed parts of the solar system to move in _?_
patterns
The sun is a _?_
star
The _?_ is Earth's main source of energy.
sun
Some constellations can be seen in the _?_ but not in the spring.
winter
The hottest planet is _?_
Venus
The phase of the moon that is completely dark is a _?_ moon.
new
When the lit part of the moon is growing larger, the moon is _?_
waxing
The planet best known for its rings is _?_
Saturn
Most asteroids are found in the asteroid belt between Mars and _?_
Jupiter